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prepare for overriding current timeout implementation: all stack-internal caclic timers are avaliable in the lwip_cyclic_timers array

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sg
2016-04-05 23:01:57 +02:00
parent 8c7f513f4d
commit ca1b8288de
3 changed files with 92 additions and 187 deletions
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32
src/include/lwip/timers.h
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@@ -35,10 +35,13 @@
#include "lwip/opt.h"
/* Timers are not supported when NO_SYS==1 and NO_SYS_NO_TIMERS==1 */
/** Timers are not supported when NO_SYS==1 and NO_SYS_NO_TIMERS==1.
* Timer support can be disabled when cyclic timers are implemented
* differently (use lwip_cyclic_timers array)
*/
#ifndef LWIP_TIMERS
#define LWIP_TIMERS (!NO_SYS || (NO_SYS && !NO_SYS_NO_TIMERS))
#if LWIP_TIMERS
#endif
#include "lwip/err.h"
#if !NO_SYS
@@ -57,6 +60,26 @@ extern "C" {
#endif /* LWIP_DEBUG*/
#endif
/** Function prototype for a stack-internal timer function that has to be
* called at a defined interval */
typedef void (* lwip_cyclic_timer_handler)(void);
/** This struct contains information about a stack-internal timer function
that has to be called at a defined interval */
struct lwip_cyclic_timer {
u32_t interval_ms;
lwip_cyclic_timer_handler handler;
#if LWIP_DEBUG_TIMERNAMES
const char* handler_name;
#endif /* LWIP_DEBUG_TIMERNAMES */
};
/** This array contains all stack-internal cyclic timers. To get the number of
* timers, use LWIP_ARRAYSIZE() */
extern struct lwip_cyclic_timer lwip_cyclic_timers[];
#if LWIP_TIMERS
/** Function prototype for a timeout callback function. Register such a function
* using sys_timeout().
*
@@ -93,9 +116,10 @@ void sys_timeouts_mbox_fetch(sys_mbox_t *mbox, void **msg);
#endif /* NO_SYS */
#endif /* LWIP_TIMERS */
#ifdef __cplusplus
}
#endif
#endif /* LWIP_TIMERS */
#endif /* LWIP_HDR_TIMERS_H */